Evaluating Functions

Front

f(x)=-x+3
f(7)=?

Back

-4

Front

f(x)=4x+5
f(4)=

Back

21

Front

f(x)=x+3
f(-5)

Back

-2

Front

f(x)=x²-5x
f(4)=

Back

-4

Front

f(x)=2x+2
f(2)=

Back

6

Front

For what value of x does f(x) = -2? Options: 0, -5, 3, -3

Back

-5

Front

Function

Back

Every input has only ONE output

Front

Which set of values is a function? Options: (9,5) (10,5) (9,-5) (10,-5), (3,4) (4,-3) (7,4) (3, 8), (6,-5) (7, -3) (8, -1) (9, 1) , (2, -2) (5, 9) (5, -7) (1, 4)

Back

(6,-5) (7, -3) (8, -1) (9, 1)

Front

Evaluate f(x) = x² for f(-8)

Back

64

Front

Evaluate f(t)=-2t²+ 1 for f(-3)

Back

-17